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Commit f3192892 authored by matzakos's avatar matzakos
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Works up to the reception of the RA_RESPONSE at the UE. Crashing at... 

Works up to the reception of the RA_RESPONSE at the UE. Crashing at fill_rx_indication_UE_MAC just before sending Msg3.
parent ee61cb51
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Showing with 145 additions and 27 deletions
openair1/PHY/LTE_TRANSPORT/prach.c
View file @ f3192892
...@@ -584,9 +584,12 @@ int is_prach_subframe0(LTE_DL_FRAME_PARMS *frame_parms,uint8_t prach_ConfigIndex ...@@ -584,9 +584,12 @@ int is_prach_subframe0(LTE_DL_FRAME_PARMS *frame_parms,uint8_t prach_ConfigIndex
} }
int is_prach_subframe(LTE_DL_FRAME_PARMS *frame_parms,uint32_t frame, uint8_t subframe) { int is_prach_subframe(LTE_DL_FRAME_PARMS *frame_parms,uint32_t frame, uint8_t subframe) {
uint8_t prach_ConfigIndex = frame_parms->prach_config_common.prach_ConfigInfo.prach_ConfigIndex; uint8_t prach_ConfigIndex = frame_parms->prach_config_common.prach_ConfigInfo.prach_ConfigIndex;
//LOG_I(MAC, "Panos-D: is_prach_subframe 2 \n");
int prach_mask = is_prach_subframe0(frame_parms,prach_ConfigIndex,frame,subframe); int prach_mask = is_prach_subframe0(frame_parms,prach_ConfigIndex,frame,subframe);
//LOG_I(MAC, "Panos-D: is_prach_subframe 3 \n");
#ifdef Rel14 #ifdef Rel14
int i; int i;
...@@ -596,6 +599,7 @@ int is_prach_subframe(LTE_DL_FRAME_PARMS *frame_parms,uint32_t frame, uint8_t su ...@@ -596,6 +599,7 @@ int is_prach_subframe(LTE_DL_FRAME_PARMS *frame_parms,uint32_t frame, uint8_t su
prach_mask|=(is_prach_subframe0(frame_parms,frame_parms->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[i],frame,subframe)<<(i+1)); prach_mask|=(is_prach_subframe0(frame_parms,frame_parms->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[i],frame,subframe)<<(i+1));
} }
#endif #endif
//LOG_I(MAC, "Panos-D: is_prach_subframe 4 \n");
return(prach_mask); return(prach_mask);
} }
......
openair2/LAYER2/MAC/ra_procedures.c
View file @ f3192892
...@@ -106,6 +106,7 @@ void get_prach_resources(module_id_t module_idP, ...@@ -106,6 +106,7 @@ void get_prach_resources(module_id_t module_idP,
uint8_t first_Msg3, uint8_t first_Msg3,
RACH_ConfigDedicated_t *rach_ConfigDedicated) RACH_ConfigDedicated_t *rach_ConfigDedicated)
{ {
LOG_I(MAC, "Panos-D: get_prach_resources 1");
uint8_t Msg3_size = UE_mac_inst[module_idP].RA_Msg3_size; uint8_t Msg3_size = UE_mac_inst[module_idP].RA_Msg3_size;
PRACH_RESOURCES_t *prach_resources = &UE_mac_inst[module_idP].RA_prach_resources; PRACH_RESOURCES_t *prach_resources = &UE_mac_inst[module_idP].RA_prach_resources;
...@@ -195,17 +196,20 @@ void get_prach_resources(module_id_t module_idP, ...@@ -195,17 +196,20 @@ void get_prach_resources(module_id_t module_idP,
if (first_Msg3 == 1) { if (first_Msg3 == 1) {
if (noGroupB == 1) { if (noGroupB == 1) {
LOG_I(MAC, "Panos-D: get_prach_resources 2");
// use Group A procedure // use Group A procedure
UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex = (taus())%numberOfRA_Preambles; UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex = (taus())%numberOfRA_Preambles;
UE_mac_inst[module_idP].RA_prach_resources.ra_RACH_MaskIndex = 0; UE_mac_inst[module_idP].RA_prach_resources.ra_RACH_MaskIndex = 0;
UE_mac_inst[module_idP].RA_usedGroupA = 1; UE_mac_inst[module_idP].RA_usedGroupA = 1;
} else if ((Msg3_size <messageSizeGroupA) || } else if ((Msg3_size <messageSizeGroupA) ||
(get_PL(module_idP,0,eNB_index) > PLThreshold)) { (get_PL(module_idP,0,eNB_index) > PLThreshold)) {
LOG_I(MAC, "Panos-D: get_prach_resources 3");
// use Group A procedure // use Group A procedure
UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex = (taus())%sizeOfRA_PreamblesGroupA; UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex = (taus())%sizeOfRA_PreamblesGroupA;
UE_mac_inst[module_idP].RA_prach_resources.ra_RACH_MaskIndex = 0; UE_mac_inst[module_idP].RA_prach_resources.ra_RACH_MaskIndex = 0;
UE_mac_inst[module_idP].RA_usedGroupA = 1; UE_mac_inst[module_idP].RA_usedGroupA = 1;
} else { // use Group B } else { // use Group B
LOG_I(MAC, "Panos-D: get_prach_resources 4");
UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex = sizeOfRA_PreamblesGroupA + UE_mac_inst[module_idP].RA_prach_resources.ra_PreambleIndex = sizeOfRA_PreamblesGroupA +
(taus())%(numberOfRA_Preambles - sizeOfRA_PreamblesGroupA); (taus())%(numberOfRA_Preambles - sizeOfRA_PreamblesGroupA);
UE_mac_inst[module_idP].RA_prach_resources.ra_RACH_MaskIndex = 0; UE_mac_inst[module_idP].RA_prach_resources.ra_RACH_MaskIndex = 0;
...@@ -246,6 +250,7 @@ void get_prach_resources(module_id_t module_idP, ...@@ -246,6 +250,7 @@ void get_prach_resources(module_id_t module_idP,
// choose RA-RNTI // choose RA-RNTI
UE_mac_inst[module_idP].RA_prach_resources.ra_RNTI = 1 + t_id + 10*f_id; UE_mac_inst[module_idP].RA_prach_resources.ra_RNTI = 1 + t_id + 10*f_id;
LOG_I(MAC, "Panos-D: get_prach_resources 4");
} }
void Msg1_transmitted(module_id_t module_idP,uint8_t CC_id,frame_t frameP, uint8_t eNB_id) void Msg1_transmitted(module_id_t module_idP,uint8_t CC_id,frame_t frameP, uint8_t eNB_id)
...@@ -290,12 +295,13 @@ void Msg3_transmitted(module_id_t module_idP,uint8_t CC_id,frame_t frameP, uint8 ...@@ -290,12 +295,13 @@ void Msg3_transmitted(module_id_t module_idP,uint8_t CC_id,frame_t frameP, uint8
PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP,int CC_id,frame_t frameP, uint8_t eNB_indexP,sub_frame_t subframeP) PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP,int CC_id,frame_t frameP, uint8_t eNB_indexP,sub_frame_t subframeP)
{ {
LOG_I(MAC, "Panos-D: ue_get_rach 1");
uint8_t Size = 0; uint8_t Size = 0;
UE_MODE_t UE_mode; UE_MODE_t UE_mode;
// Panos: Modification for phy_stub_ue operation // Panos: Modification for phy_stub_ue operation
if(nfapi_mode == 3) { // Panos: phy_stub_ue mode if(nfapi_mode == 3) { // Panos: phy_stub_ue mode
UE_mode = UE_mac_inst[module_idP].UE_mode[0]; UE_mode = UE_mac_inst[module_idP].UE_mode[0];
LOG_I(MAC, "Panos-D: ue_get_rach 2, E_mode: %d", UE_mode);
} }
else { // Full stack mode else { // Full stack mode
UE_mode = get_ue_mode(module_idP,0,eNB_indexP); UE_mode = get_ue_mode(module_idP,0,eNB_indexP);
...@@ -315,13 +321,16 @@ PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP,int CC_id,frame_t frameP, ...@@ -315,13 +321,16 @@ PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP,int CC_id,frame_t frameP,
"Transmission on secondary CCs is not supported yet\n"); "Transmission on secondary CCs is not supported yet\n");
if (UE_mode == PRACH) { if (UE_mode == PRACH) {
LOG_I(MAC, "Panos-D: ue_get_rach 3");
if (UE_mac_inst[module_idP].radioResourceConfigCommon) { if (UE_mac_inst[module_idP].radioResourceConfigCommon) {
rach_ConfigCommon = &UE_mac_inst[module_idP].radioResourceConfigCommon->rach_ConfigCommon; rach_ConfigCommon = &UE_mac_inst[module_idP].radioResourceConfigCommon->rach_ConfigCommon;
} else { } else {
//AssertFatal(UE_mac_inst[module_idP].radioResourceConfigCommon!=NULL,"RadioResourceConfigCommon Null");
return(NULL); return(NULL);
} }
if (UE_mac_inst[module_idP].RA_active == 0) { if (UE_mac_inst[module_idP].RA_active == 0) {
LOG_I(MAC, "Panos-D: ue_get_rach 4");
LOG_I(MAC,"RA not active\n"); LOG_I(MAC,"RA not active\n");
// check if RRC is ready to initiate the RA procedure // check if RRC is ready to initiate the RA procedure
Size = mac_rrc_data_req(module_idP, Size = mac_rrc_data_req(module_idP,
...@@ -339,7 +348,7 @@ PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP,int CC_id,frame_t frameP, ...@@ -339,7 +348,7 @@ PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP,int CC_id,frame_t frameP,
LOG_I(MAC,"[UE %d] Frame %d: Requested RRCConnectionRequest, got %d bytes\n",module_idP,frameP,Size); LOG_I(MAC,"[UE %d] Frame %d: Requested RRCConnectionRequest, got %d bytes\n",module_idP,frameP,Size);
if (Size>0) { if (Size>0) {
LOG_I(MAC, "Panos-D: ue_get_rach 5");
UE_mac_inst[module_idP].RA_active = 1; UE_mac_inst[module_idP].RA_active = 1;
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER = 1; UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER = 1;
UE_mac_inst[module_idP].RA_Msg3_size = Size+sizeof(SCH_SUBHEADER_SHORT)+sizeof(SCH_SUBHEADER_SHORT); UE_mac_inst[module_idP].RA_Msg3_size = Size+sizeof(SCH_SUBHEADER_SHORT)+sizeof(SCH_SUBHEADER_SHORT);
......
openair2/LAYER2/MAC/ue_procedures.c
View file @ f3192892
...@@ -139,7 +139,7 @@ void ue_init_mac(module_id_t module_idP) ...@@ -139,7 +139,7 @@ void ue_init_mac(module_id_t module_idP)
if(nfapi_mode == 3) { if(nfapi_mode == 3) {
pthread_mutex_init(&UE_mac_inst[module_idP].UL_INFO_mutex,NULL); pthread_mutex_init(&UE_mac_inst[module_idP].UL_INFO_mutex,NULL);
UE_mac_inst[module_idP].UE_mode[0] = PRACH; UE_mac_inst[module_idP].UE_mode[0] = NOT_SYNCHED; //PRACH;
UE_mac_inst[module_idP].first_ULSCH_Tx =0; UE_mac_inst[module_idP].first_ULSCH_Tx =0;
UE_mac_inst[module_idP].dl_config_req = NULL; UE_mac_inst[module_idP].dl_config_req = NULL;
UE_mac_inst[module_idP].ul_config_req = NULL; UE_mac_inst[module_idP].ul_config_req = NULL;
......
openair2/PHY_INTERFACE/phy_stub_UE.c
View file @ f3192892
This diff is collapsed.
targets/RT/USER/lte-ue.c
View file @ f3192892
...@@ -955,13 +955,38 @@ static void *UE_phy_stub_thread_rxn_txnp4(void *arg) { ...@@ -955,13 +955,38 @@ static void *UE_phy_stub_thread_rxn_txnp4(void *arg) {
if ((subframe_select( &UE->frame_parms, proc->subframe_tx) == SF_UL) || if ((subframe_select( &UE->frame_parms, proc->subframe_tx) == SF_UL) ||
(UE->frame_parms.frame_type == FDD) ) (UE->frame_parms.frame_type == FDD) )
if (UE->mode != loop_through_memory){ if (UE->mode != loop_through_memory){
if ((UE_mac_inst[Mod_id].UE_mode[0] == PRACH) ) {
LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 before RACH \n");
// check if we have PRACH opportunity
if (is_prach_subframe(&UE->frame_parms,proc->frame_tx, proc->subframe_tx)) {
LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 before RACH 2 \n");
PRACH_RESOURCES_t *prach_resources = ue_get_rach(Mod_id, 0, proc->frame_tx, 0, proc->subframe_tx);
if(prach_resources!=NULL) {
LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 before RACH 3 \n");
fill_rach_indication_UE_MAC(Mod_id, proc->frame_tx ,proc->subframe_tx, UL_INFO, prach_resources->ra_PreambleIndex, prach_resources->ra_RNTI);
Msg1_transmitted(Mod_id, 0, proc->frame_tx, 0);
UE_mac_inst[Mod_id].UE_mode[0] = RA_RESPONSE;
}
//ue_prach_procedures(ue,proc,eNB_id,abstraction_flag,mode);
}
} // mode is PRACH
// Panos: Substitute call to phy_procedures Tx with call to phy_stub functions in order to trigger // Panos: Substitute call to phy_procedures Tx with call to phy_stub functions in order to trigger
// UE Tx procedures directly at the MAC layer, based on the received ul_config requests from the vnf (eNB). // UE Tx procedures directly at the MAC layer, based on the received ul_config requests from the vnf (eNB).
// Generate UL_indications which corresponf to UL traffic. // Generate UL_indications which corresponf to UL traffic.
if(UE_mac_inst[Mod_id].ul_config_req!= NULL){ if(UE_mac_inst[Mod_id].ul_config_req!= NULL){
LOG_I(MAC, "Panos-D: UE_phy_stub_thread_rxn_txnp4 ul_config_req is not NULL \n");
ul_config_req_UE_MAC(UE_mac_inst[Mod_id].ul_config_req); ul_config_req_UE_MAC(UE_mac_inst[Mod_id].ul_config_req);
UL_indication(UL_INFO); //UL_indication(UL_INFO);
} }
/*else{
AssertFatal(UE_mac_inst[Mod_id].ul_config_req!= NULL, "Panos-D: Copy of ul_config_req is NULL");
}*/
} }
......
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